Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5685567 | Seat belt tightening device | Mutsumasa Koujiya, Yutaka Ohasi, Shinichi Iwai | 1997-11-11 |
| 5651564 | Seat belt tensioning device | Yutaka Ohasi, Mutsumasa Koujiya, Shinichi Iwai, Toshihiro Takei | 1997-07-29 |
| 5607185 | Belt tightener for seat belt | Shinichi Iwai, Yutaka Ohashi | 1997-03-04 |